"It's just great to have someone grow up in the same position as you and you can relate in that kind of way, so it's fun," she said.

Kylie is the youngest daughter of Kris and Bruce Jenner and half-sister to Kim, Khloe, Kourtney and Rob Kardashian.

During a joint interview with Jaden for New York Magazine's Vulture, Will poured scorn on the suggestion that his family shared similarities with the Kardashians.

"For our family, the entire structure of our life, our home, our business relationships - is for everyone to be able to create in a way that makes them happy," he said.

"Fame is almost an inconsequential by-product of what we're really trying to accomplish.

"We are trying to put great things into the world, we're trying to become the greatest versions of ourselves in the process of doing things we love. So the idea of fame or exploitation or orchestrating the media is sometimes even less than desirable for us."